IV.
25. The sum of two natural numbers is 9 and the sum of their reciprocals is 9/20
Find the numbers.
OR
The perimeter and area of a rectangular play ground are 80m and 384m2
respectively. Find the length and breadth of the play ground.
Answers
Answered by
1
Answer:
25. The numbers are 4 and 5.
Step-by-step explanation:
Sum of 2 natural numbers:
4+5= 9
Sum of their reciprocal:
Reciprocal of 4= 1/4
Reciprocal of 5= 1/5
=1/4 + 1/5
=5+4/20
=9/20
Answered by
1
Answer:
OR question length 16 and breadth 24
Step-by-step explanation:
The perimeter and area of a rectangular play ground are 80m and 384m².
perimeter = 2(l+b) = 80
area = l×b = 384
l+b = 40
take l×b = 384
16×24= 384
l = 16 and b= 24
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